Thyroid cancer is a common type of cancer that affects the thyroid gland. It can occur in people of all ages, but it is most common in people over the age of 60.

There are different types of thyroid cancer, and treatment usually involves a combination of surgery, radiation therapy, and chemotherapy. One of the treatments that may be recommended for thyroid cancer is radioactive iodine. In this article, we will explore when radioactive iodine is recommended for thyroid cancer.

What is Radioactive Iodine?

Radioactive iodine is a form of iodine that is used in the treatment of thyroid cancer. It is given in a capsule or liquid form, and it works by being absorbed by the thyroid gland.

Once it is absorbed, it emits radiation that helps to kill the cancer cells in the thyroid gland.

When is Radioactive Iodine Recommended?

Radioactive iodine may be recommended for thyroid cancer in a number of different situations:.

After Surgery

If you have had your thyroid gland removed (thyroidectomy), your doctor may recommend radioactive iodine treatment to kill any remaining cancer cells. This is known as adjuvant therapy, and it is usually given two to four weeks after surgery.

For Recurrent Thyroid Cancer

If your thyroid cancer has come back after treatment (recurrence), your doctor may recommend radioactive iodine as a treatment option.

This is known as salvage therapy, and it can be effective in killing cancer cells that may have returned after initial treatment.

For Metastatic Thyroid Cancer

If your thyroid cancer has spread to other parts of your body (metastasis), your doctor may recommend radioactive iodine as a treatment option.

This is because thyroid cancer cells are one of the few types of cancer cells that can absorb iodine, and this makes them vulnerable to the radiation emitted by radioactive iodine.

How is Radioactive Iodine Given?

Radioactive iodine is given in a capsule or liquid form, and it is usually taken orally. It works by being absorbed by the thyroid gland, and once it is absorbed, it emits radiation that helps to kill cancer cells.

The amount of radioactive iodine that is given will depend on the size and type of the thyroid cancer, as well as other factors, such as your age and general health.

What are the Side Effects of Radioactive Iodine?

Like all cancer treatments, radioactive iodine can have side effects. The most common side effect is a dry mouth or throat. Other possible side effects include nausea, vomiting, fatigue, and weakness.

In rare cases, radioactive iodine treatment can cause damage to other organs in the body, such as the salivary glands or the bone marrow.

Conclusion

Radioactive iodine is a form of iodine that is used in the treatment of thyroid cancer. It works by being absorbed by the thyroid gland, and once it is absorbed, it emits radiation that helps to kill cancer cells.

Radioactive iodine may be recommended for thyroid cancer in a number of different situations, including after surgery, for recurrent thyroid cancer, and for metastatic thyroid cancer. As with all cancer treatments, it is important to discuss the risks and benefits of radioactive iodine with your doctor.